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_aUPES LIBRARY _bEnglish |
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_a515.35 _bBIS |
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_aBiswal, Purna Chandra _978981 |
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245 | 0 | _aPartial differential equations | |
260 |
_bPHI Learning, _a Delhi: _c2015 |
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300 | _avii, 259p. | ||
650 |
_a Mathematics _978982 |
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942 | _cBK |